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Histopathological examination of the lesion. (A) Low-power view showing a multinodular plexiform architecture (Hematoxylin–Eosin–Saffron, ×2). (B) Medium-power view demonstrating a biphasic pattern with alternating Antoni A and Antoni B areas (HES, ×5). (C) High-power view revealing Verocay bodies characterized by palisading nuclei (HES, ×40). (D) Immunohistochemistry showing strong and diffuse S100 protein expression in tumor cells.
